From the passage we can infer that ______ .
A. scientists will pay for the eggs beyond the necessary expense
B. congress will allow broader use of federal funds for the research
C. Hwang's problem will grow into a wave of political contradiction
D. Hwang's problem will probably slow the stem cell progress
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What can we learn about the measures taken in New York？
A. They obtain broad attention from the public.
B. They are so effective that save a lot energy.
C. They are the U. S. government's pilot project.
D. They are taken in New York later than other cities.
The bedbug victims hate to speak publicly most probably because ______ .
A. they are exhausted due to staying up
B. they feel disgusted when talking of bedbug
C. they are afraid of being alienated by others
D. they don't want to transfer bedbugs to others
The expression "reservoir of customers" (Line 2, Para. ) most probably refers to ______ .
A. the diversity of customers
B. the potential market
C. the short of customers
D. the lack of stockage
Which of the following is not mentioned in the passage to be helpful to attract the ______
A. The stores' environment.
B. The design of the product.
C. Personal shopping assistants.
D. Female sales clerks.
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